213320002020123 has 8 divisors (see below), whose sum is σ = 284426779968000. Its totient is φ = 142213279376168.

The previous prime is 213320002020107. The next prime is 213320002020131. The reversal of 213320002020123 is 321020200023312.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 213320002020123 - 2⁴ = 213320002020107 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 213320002020123.

It is not an unprimeable number, because it can be changed into a prime (213320002020193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3783783 + ... + 20998976.

It is an arithmetic number, because the mean of its divisors is an integer number (35553347496000).

Almost surely, 2^{213320002020123} is an apocalyptic number.

213320002020123 is a deficient number, since it is larger than the sum of its proper divisors (71106777947877).

213320002020123 is a wasteful number, since it uses less digits than its factorization.

213320002020123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27651961.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 213320002020123 its reverse (321020200023312), we get a palindrome (534340202043435).

The spelling of 213320002020123 in words is "two hundred thirteen trillion, three hundred twenty billion, two million, twenty thousand, one hundred twenty-three".